A cracked tooth is a fracture or split in the hard structure of the tooth (enamel and dentin). Unlike a broken bone, a cracked tooth rarely heals. The severity ranges from a cosmetic "craze line" (harmless) to a vertical root fracture (often fatal for the tooth).
In the gaming world, "cracked" means:
Check your key status in the "Keys" tab of the bot interface. If using a trial or third-party "cracked" version, these are frequently disabled by server-side updates. : L2 Adrenaline 1 99 Cracked Tooth